Fedora 27 : webkitgtk4 (2018-0590e4af13) (Spectre)

medium Nessus Plugin ID 106022

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Synopsis

The remote Fedora host is missing a security update.

Description

This update includes improvements to mitigate the effects of Spectre ([CVE-2017-5753](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-20 17-5753) and [CVE-2017-5715](https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-201 7-5715)) :

- Disable SharedArrayBuffers from Web API.

- Reduce the precision of “high” resolution time to 1ms.

Additional fixes :

- Fix API documentation generation with newer gtk-doc.

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Update the affected webkitgtk4 package.

Plugin Details

Severity: Medium

ID: 106022

File Name: fedora_2018-0590e4af13.nasl

Version: 1.10

Type: local

Agent: unix

Family: Fedora Local Security Checks

Published: 1/15/2018

Updated: 1/6/2021

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: High

Score: 8.4

CVSS v2

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.1

Vector: CVSS2#AV:L/AC:M/Au:N/C:C/I:N/A:N

CVSS v3

Risk Factor: Medium

Base Score: 5.6

Temporal Score: 5.4

Vector: CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N

Temporal Vector: CVSS:3.0/E:H/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:fedoraproject:fedora:webkitgtk4, cpe:/o:fedoraproject:fedora:27

Required KB Items: Host/local_checks_enabled, Host/RedHat/release, Host/RedHat/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 1/12/2018

Vulnerability Publication Date: 1/4/2018

Exploitable With

CANVAS (CANVAS)

Reference Information

CVE: CVE-2017-5715, CVE-2017-5753

FEDORA: 2018-0590e4af13

IAVA: 2018-A-0020

Detections

Analytics